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Recent Posts by Tyler Coen

Only Enable (Turn On) Gases That You Will Actually Use on a Dive

August 2, 2016

Only Enable (Turn On) Gases That You Will Actually Use on a Dive

My dive computer said the 20ft stop was supposed to take 4 minutes, but it actually took 10 minutes to clear. What went wrong? The answer is almost always that a more oxygen rich gas was enabled (turned on), but never actually used on the dive.

Factors Affecting Battery Life on Shearwater Dive Computers

February 23, 2016

Factors Affecting Battery Life on Shearwater Dive Computers

The factors that affect battery life on the Shearwater Perdix and Petrel dive computers are, in order of most to least significant:

  • Battery Type
  • Display Brightness
  • Model
  • Temperature

Battery Type

The most significant []

Shearwater and the CNS Oxygen Clock

March 23, 2015

Shearwater and the CNS Oxygen Clock

The question of what CNS oxygen exposure is safe can spark heated debate among technical divers. This reflects the seriousness of CNS oxygen toxicity when diving. This blog post sidesteps that debate, and focuses solely []

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Upcoming Dive Shows

Shearwater Research will be at the following dive shows:

Baltictech 2019

Read More / Nov 23-24 24

DRT HONG KONG 2019

Read More / Dec 13-15 Booth No. 232

2020 Diving Festival Tokyo

Read More / Feb 1, 2020 - Feb 2, 2020

2020 Underwater Intervention

Read More / Feb 4, 2020 - Feb 6, 2020 306

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2020 Boston Sea Rover

Read More / Mar 7, 2020 - Mar 8, 2020

2020 Beneath the Sea

Read More / Mar 27, 2020 - Mar 29, 2020 738

2020 TecFestNZ

Read More / Apr 6, 2020 - Apr 8, 2020

2020 Adex Singapore

Read More / Apr 17, 2020 - Apr 19, 2020 Booth P10

2020 DRT Shanghai

Read More / Apr 24, 2020 - Apr 26, 2020

2020 TEKDiveUSA

Read More / Apr 25, 2020 - Apr 26, 2020 41

2020 Scuba Show Long Beach

Read More / May 30, 2020 - May 31, 2020 720

2020 MIDE

Read More / Jun 12, 2020 - Jun 14, 2020 406